What is “Backdoor.Qbot”?

The Backdoor.Qbot is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

What Backdoor.Qbot virus can do?

• Executable code extraction
• Injection (inter-process)
• Injection (Process Hollowing)
• Attempts to connect to a dead IP:Port (3 unique times)
• Creates RWX memory
• Mimics the system’s user agent string for its own requests
• Possible date expiration check, exits too soon after checking local time
• A process attempted to delay the analysis task.
• A named pipe was used for inter-process communication
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• A process created a hidden window
• Performs some HTTP requests
• The binary likely contains encrypted or compressed data.
• Uses Windows utilities for basic functionality
• Executed a process and injected code into it, probably while unpacking
• Detects Bitdefender Antivirus through the presence of a library
• A system process is generating network traffic likely as a result of process injection
• Behavior consistent with a dropper attempting to download the next stage.
• Installs itself for autorun at Windows startup
• Checks the CPU name from registry, possibly for anti-virtualization
• Collects information to fingerprint the system

Related domains:

How to determine Backdoor.Qbot?

File Info:
crc32: 71A4C510md5: 9bb93d8a019bcd2bf8ab4fa47f7fd18fname: 444444.pngsha1: 5e623688594fa8bdc22cd68191c3f808b44a957fsha256: 7542c24fddef778d9d41c3dc64f4bf4fd1a794101ff926b7f331b578201fee00sha512: e7902f1f681446e638d9d5c8b75defe2a1910a830c83cb1a2f2aa49171a75fa72a139c94f0af6a063a61d896a84c902ba7aa1b2cdb7e4f5d8ea51653332d1dd7ssdeep: 12288:5a+QGm/5cfIOGuvHi/oNiHDhYJdKYpJppqBM6vi1uAwzrJVEN:YFp/mAOGuK/oNijhcd7JpQBHrJV4type: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
LegalCopyright: Copyright (C) 1998 - 2003 GTek Technologies Ltd.: 2, 7, 8, 0InternalName: lhjhvulFileVersion: 2, 7, 8, 0CompanyName: GTek Technologies Ltd.HvulddaNeoh: GTCoachFileDescription: OriginalFilename: Translation: 0x0409 0x04b0

Backdoor.Qbot also known as:

How to remove Backdoor.Qbot?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.